Katherine Nicole Ash, MD
NPI 1891053385ActiveIndividual· Emergency Medicine· Indianapolis, IN
Emergency Medicine (MD) in Indianapolis, Indiana, trained at Indiana University School of Medicine (class of 2012). 617 Medicare patients in 2024, $92,263 paid; nearly all of their 556 Part D prescriptions were generic (95%).
Overview
| NPI | 1891053385 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 2, 2012 |
| Last updated in NPPES | Jun 16, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | 01075000A | IN |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Emergency Medicine (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 617 |
|---|---|
| Services billed | 978 across 27 procedure codes |
| Paid by Medicare | $92,263 |
Part D prescriptions in 2024
| Prescriptions (claims) | 556 · 560 30-day fills |
|---|---|
| Patients | 369 |
| Total drug cost | $9,409 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | Indiana University School of Medicine |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Emergency Medicine |
Medical group
- Associated Emergency Room Physicians Inc PsRenton, WA · 27 clinicians
Hospital affiliation
- Valley Medical CenterRenton, WA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 459 emergency medicine physicians in Indianapolis · All emergency medicine physicians in Indiana